LH takes a long time to clear from the blood
At day 5 the LH starts to decrease because the hypothalamus becomes less active.
The LH released is high because the cells have rested and is now able to release more LH on day 26
Slow decrease on LH wave
M-6
M-1
M
M+2
Long and High pulses about every hour
M-2
M+6
Peaks in M+1 look same as M-! because of GnRH continuously stimulating LH. This causes the peaks to look like they are about to summate
M+2 Shows the start of ovulation because there are relatively low LH levels in the blood. This causes the intervals to be closer together
